Finding the Fourth Proportional to 17,069.31, 25,607.43 and 7,208.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,069.31 : 25,607.43 = 7,208.55 : x
2. Step 2: Convert to fraction form
   17,069.31/25,607.43 = 7,208.55/x
3. Step 3: Cross multiply
   17,069.31x = 25,607.43 × 7,208.55
4. Step 4: Simplify right side
   17,069.31x = 184,592,439.53
5. Step 5: Solve for x
   x = 184,592,439.53/17,069.31
6. Step 6: Final answer
   x = 10,814.29